github.com/kubewharf/katalyst-core@v0.5.3/pkg/util/general/flags.go (about)

     1  /*
     2  Copyright 2022 The Katalyst Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package general
    18  
    19  import (
    20  	"fmt"
    21  	"sort"
    22  	"strings"
    23  
    24  	v1 "k8s.io/api/core/v1"
    25  	"k8s.io/apimachinery/pkg/api/resource"
    26  )
    27  
    28  type ResourceList v1.ResourceList
    29  
    30  func (r *ResourceList) String() string {
    31  	var pairs []string
    32  	for k, v := range *r {
    33  		pairs = append(pairs, fmt.Sprintf("%s=%s", k, v.String()))
    34  	}
    35  	sort.Strings(pairs)
    36  	return strings.Join(pairs, ",")
    37  }
    38  
    39  func (r *ResourceList) Set(value string) error {
    40  	for _, s := range strings.Split(value, ",") {
    41  		if len(s) == 0 {
    42  			continue
    43  		}
    44  		arr := strings.SplitN(s, "=", 2)
    45  		if len(arr) == 2 {
    46  			parseQuantity, err := resource.ParseQuantity(arr[1])
    47  			if err != nil {
    48  				return err
    49  			}
    50  			(*r)[v1.ResourceName(strings.TrimSpace(arr[0]))] = parseQuantity
    51  		}
    52  	}
    53  	return nil
    54  }
    55  
    56  func (r *ResourceList) Type() string {
    57  	return "resourceList"
    58  }